With a record 963 Manchester United appearances under his belt, the Welshman will have come up against hundreds of individual defenders and, in all likelihood, frightened the life out of most of them.
But one particular player stands out and, after hearing what this right-back did to Ryan during a 1999 Champions League quarter-final tie, you might realise why!
“The hardest player I played against was [Javier] Zanetti from Inter Milan,” Giggs told the latest MUTV Group Chat.
“He ran all day and he used to be a midfielder so he was comfortable on the ball, he could defend, he was tough and he actually broke my nose in the quarter-finals against them.